Yunnan Copper Industry Co., China's third-biggest smelter of the metal, said disrupted rail transportation because of the earthquake in Sichuan may cut sales by 130 million yuan ($19 million).

The company received a notice from the local railway authority that normal operations in Sichuan won't resume in the next 15 days, the Kunming, Yunnan province-based company said in a statement to the Shenzhen stock exchange today.